AI investment tops a decade of US tech IPOs as bubble worries grow

emmanuelvivier · x · 2026-10-14

The author highlights the core figure in the AI bubble debate: investment in AI now exceeds the combined proceeds of US tech IPOs over the past 10 years. With OpenAI, Anthropic and SpaceX looming as future market heavyweights, AI's weight in the stock market is becoming "scary," fueling bubble concerns.

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